Essilor Instruments APH 550, Maintenance Manual, Page: 14 / 78

12
5 Troubleshooting
5-1
General description of boards
5-2 Error message “Connecting Failure” appears
5-3 Error message “Right (Left) Communication Error” appears
5-4 Error message “Printer Overheated” appears
5-5 Error message “Paper Empty” appears
5-6 Error message “Printer Cutter Error” appears
5-7 Error message “PD Error” appears
5-8 Error message “WD Error” appears
5-9 Error message “Right Disk
○
Error” or “Left Disk
○
Error” appears
5-10 Error message “Right Lens 4-5 Error” or “Left Lens 4-5 Error” appears
5-11 Error message “Right Lens 6 In Error” or “Left Lens 6 In Error” appears
5-12 Error message “Right Lens 6 Out Error” or “Left Lens 6 Out Error” appears
5-13 Error message “Error 7” appears
5-14 Error message “Error 8” appears
5-15 Nothing is displayed on screen when turning power on
5-16 No response when operating operation switches or dial switch on controller
5-17 Touch panel does not work
5-18 Measurement result is not printed out/ printout is not normal
5-19 LED for lighting eyeball does not light up
5-20 LED for lighting neat point chart does not light up
5-21 Cannot switch chart
5-22 Cannot communicate with autoref, lensmeter or PC
5-23 Power indicator of relay box does not light up
5-24 Other error message